Path Traversal in Hashicorp Tooling

CVE-2026-4660

HashiCorp’s go-getter library up to v1.8.5 may allow arbitrary file reads on the file system during certain git operations through a maliciously crafted URL. This vulnerability, CVE-2026-4660, is fixed in go-getter v1.8.6. This vulnerability does not affect the go-getter/v2 branch and package.

Vulnerability class: Information Disclosure

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.006 (47.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-4660: held from 0.005 to 0.006.

EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-4660?
CVE-2026-4660 is a high-severity vulnerability in Hashicorp Tooling, classified under Information Disclosure. CVSS score: 7.5/10. Published 2026-04-09.
How severe is CVE-2026-4660?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2026-4660 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.